#include <stdio.h>
#include <stdlib.h>

int main(int argc,char **argv)
{
		FILE *fp;
		int ch;

		if(argc < 2){
				fprintf(stderr,"usage:....\n");
				exit(1);
		}

        fp = fopen(argv[1],"r");
		if (fp == NULL)
		{
		 perror("fopen()");
         exit(1);		
		}


		fseek(fp,0,SEEK_END);
						
	printf("%ld\n",ftell(fp));

		fclose(fp);


		exit(0);

	
}
